1152121924 has 12 divisors (see below), whose sum is σ = 2122330000. Its totient is φ = 545741928.

The previous prime is 1152121903. The next prime is 1152121931. The reversal of 1152121924 is 4291212511.

It is a super-2 number, since 2×1152121924² = 2654769855522923552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1152121892 and 1152121901.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7579674 + ... + 7579825.

Almost surely, 2^1152121924 is an apocalyptic number.

It is an amenable number.

1152121924 is a deficient number, since it is larger than the sum of its proper divisors (970208076).

1152121924 is a wasteful number, since it uses less digits than its factorization.

1152121924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15159522 (or 15159520 counting only the distinct ones).

The product of its digits is 1440, while the sum is 28.

The square root of 1152121924 is about 33942.9215595829. The cubic root of 1152121924 is about 1048.3335391652. Note that the first 3 decimals are identical.

The spelling of 1152121924 in words is "one billion, one hundred fifty-two million, one hundred twenty-one thousand, nine hundred twenty-four".